BININBOX Women's Fashion Night Light Shoes Casual 7-Color LED Luminous Sneakers Please find the size measurement in the descriptions,then you can find your own size!(if your foot is thick or wide,we suggest you choose one size larger.)Thanks Material: PU Leather;Sole:Rubber Color: Plum Red;Light Blue;Green There is built-in battery inside of the shoe. The LED light can be recharged. By about 2-3 hour's recharging, the shoe light can keep on for about 8-10 hours. Suitable for performances, cosplay, night outs and everyday use